%0 Journal Article %A I. T. Kiguradze %T An oscillation criterion for a class of ordinary differential equations %J Differencialʹnye uravneniâ %D 1992 %P 207-219 %V 28 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1992_28_2_a2/ %G ru %F DE_1992_28_2_a2